## HtmlSaveOptions.export_cid_urls_for_mhtml_resources property Specifies whether to use CID (Content-ID) URLs to reference resources (images, fonts, CSS) included in MHTML documents. Default value......assertTrue('<link href=3D"cid:styles.css" type=3D"text/css"...out_doc_contents) self.assertTrue('<link href=3D"styles.css" type=3D"text/css"...